John Voelcker Aug 16, 2017 Follow John Add to circle 2017 Ram 1500 Rebel Blue Streak Enlarge Photo Consumers all over the world, but especially in North America, are buying more crossover utility vehicles and fewer passenger sedans and hatchbacks. The U.S. auto industry makes the bulk of its profits on light trucks, which include crossovers, pickup trucks, and even minivans. The Trump Administration has said it wants to roll back environmental regulations. DON'T MISS: More than half of pickup truck fuel savings come in 2022-2025 CAFE rules Those three facts, in concert, are likely to produce a proposal from the NHTSA that gas-mileage rules for vehicles in model years 2022 through 2025 be revised. Various news reports have suggested they could be frozen, possibly even rolled back to lower levels of fuel efficiency from earlier years of the regulations. The latest suggestion...